<!DOCTYPE html>
<html lang="en">

    <head>
        <meta charset="UTF-8">
        <link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" />
    </head>

    <body>

        <div class="container">
            <img src="./img/icon.png"/>
        </div>

        <script src="//cdn.bootcss.com/jquery/3.1.0/jquery.min.js"></script>
        <script src="//cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
        <script src="./example.js"></script>
        <script src="./example1.js?code=utf-8"></script>
    </body>

</html>